Home / 11,754.06-17,628.36-3,432.32

Finding the Fourth Proportional to 11,754.06, 17,628.36 and 3,432.32

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Solution

The fourth proportional to 11,754.06, 17,628.36 and 3,432.32 is: 5,147.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754.06 : 17,628.36 = 3,432.32 : x
  2. Step 2: Convert to fraction form
    11,754.06/17,628.36 = 3,432.32/x
  3. Step 3: Cross multiply
    11,754.06x = 17,628.36 × 3,432.32
  4. Step 4: Simplify right side
    11,754.06x = 60,506,172.60
  5. Step 5: Solve for x
    x = 60,506,172.60/11,754.06
  6. Step 6: Final answer
    x = 5,147.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.